Major blizzards in U.S. history

The National Weather Service is using terms like "life-threatening" and "historic" to describe the weather system taking aim at the Northeast. Check out some of the other major blizzards in U.S. history.

Hillary Clinton did not have a State Department email account while she served as America's top diplomat, a senior state department official said Monday, and instead used a personal email account during her four years on the job.